October 10, 1900
It is hereby ordered that Sections 26, 27, 34 and 35 township 14 south, range 14 east, Gila and Salt River meridian Territory of Arizona, be and they are hereby reserved and set apart for the use of the United States Department of Agriculture for the purposes of an agricultural experiment station.
WILLIAM McKINLEY.
William McKinley, Executive Order Online by Gerhard Peters and John T. Woolley, The American Presidency Project https://www.presidency.ucsb.edu/node/205543